Factual error: When Blakey nearly catches Jack in turnaround Betty's house, Blakey tells them to get moving as they are late. At first they both go through the passenger door of the bus at the back before Stan goes round the front to drive, but the bus drives off too soon for Stan to walk to the front, climb in the cab, start the engine and drive off.
On the Buses (1971)
1 factual error - chronological order
Continuity mistake: In the last scene, when Stan boards his bus inside the depot, the registration number is "WNO476" but, as soon as he drives out the front entrance, it changes to "VNO857".